Finding the Fourth Proportional to 118,066.16, 162,931.42 and 64,351.22

Step by Step Solution

1. Step 1: Write the proportion equation
   118,066.16 : 162,931.42 = 64,351.22 : x
2. Step 2: Convert to fraction form
   118,066.16/162,931.42 = 64,351.22/x
3. Step 3: Cross multiply
   118,066.16x = 162,931.42 × 64,351.22
4. Step 4: Simplify right side
   118,066.16x = 10,484,834,838.68
5. Step 5: Solve for x
   x = 10,484,834,838.68/118,066.16
6. Step 6: Final answer
   x = 88,804.75